Electric motors usually comprise a stator and a rotor, with the latter rotating inside the former. Donut Lab thinks this design is outdated, and a hollowed-out rotor can offer important advantages.

A startup by the name of Donut Lab used this week's 2025 CES event in Las Vegas to present its modular in-wheel electric motor technology. Called the Donut Motor, the electric motor family has been ...

Electric trikes are usually intended for the older generation, designed to offer stability when cruising around the park or as seamless street-to-shop mobility for doing the groceries. Typically these ...